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SubjectRe: [PATCHv7 8/8] printk: convert the rest to printk-safe
On Tue 2016-12-27 23:16:11, Sergey Senozhatsky wrote:
> This patch converts the rest of logbuf users (which are
> out of printk recursion case, but can deadlock in printk).
> To make printk-safe usage easier the patch introduces 4
> helper macros:
> - logbuf_lock_irq()/logbuf_unlock_irq()
> lock/unlock the logbuf lock and disable/enable local IRQ
> - logbuf_lock_irqsave(flags)/logbuf_unlock_irqrestore(flags)
> lock/unlock the logbuf lock and saves/restores local IRQ state
> Signed-off-by: Sergey Senozhatsky <>

I like that it is so straigforward using the new macros. It is great
that you discovered this before we finished the patchset.

Reviewed-by: Petr Mladek <>

Best Regards,

PS: All patches look fine to me. I am going to do some tests before
I could say a final word. I guess that it will be fine and we will
be able to push it to linux-next.

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